Question

Use sigma notation to write the following Riemann sum. Then evaluate the Riemann sum using a calculator. The midpoint Riemann sum for ( f(x)=4+cos pi x ) on ( [0,5] ) with ( n=20 ) Identify the midpoint Riemann sum. Choose the correct answer below. A. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{2 pi k-pi}{8} ight) ight) ) B. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{2 pi k-pi}{4} ight) ight) ) C. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{pi k-pi}{4} ight) ight) ) D. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{pi k}{4} ight) ight) ) Use a calculator to evaluate the Riemann sum. The midpoint Riemann sum is (Do not round until the final answer. Then round to the nearest tenth as needed.)

          Use sigma notation to write the following Riemann sum. Then evaluate the Riemann sum using a calculator.
The midpoint Riemann sum for ( f(x)=4+cos pi x ) on ( [0,5] ) with ( n=20 )
Identify the midpoint Riemann sum. Choose the correct answer below.
A. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{2 pi k-pi}{8}
ight)
ight) )
B. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{2 pi k-pi}{4}
ight)
ight) )
C. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{pi k-pi}{4}
ight)
ight) )
D. ( frac{1}{4} sum_{k=1}^{20}left(4+cos left(frac{pi k}{4}
ight)
ight) )
Use a calculator to evaluate the Riemann sum.
The midpoint Riemann sum is
(Do not round until the final answer. Then round to the nearest tenth as needed.)

$Use sigma notation to write the following Riemann sum. Then evaluate the Riemann sum using a calculator. The midpoint Riemann sum for ( f(x)=4+cos pi x ) on ( [0,5] ) with ( n=20 ) Identify the midpoint Riemann sum. Choose the correct answer below. A. ( frac14 sumk=1^20left(4+cos left(frac2 pi k-pi8 ight) ight) ) B. ( frac14 sumk=1^20left(4+cos left(frac2 pi k-pi4 ight) ight) ) C. ( frac14 sumk=1^20left(4+cos left(fracpi k-pi4 ight) ight) ) D. ( frac14 sumk=1^20left(4+cos left(fracpi k4 ight) ight) ) Use a calculator to evaluate the Riemann sum. The midpoint Riemann sum is (Do not round until the final answer. Then round to the nearest tenth as needed.)$

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